Tender

Dynamic Market for Process Safety Consulting & Maintenance

WESSEX WATER SERVICES LTD

This public procurement record has 1 release in its history.

Tender

02 Jul 2025 at 09:58

Summary of the contracting process

Wessex Water Services Ltd is inviting tenders for its 'Dynamic Market for Process Safety Consulting & Maintenance' initiative, with a focus on the private utility sector. The procurement process is currently in the tender stage and involves consultancy and maintenance work related to biomethane gas production at several sites. Located in Bath, UK region UKK12, this tender will start its framework agreement on 8 August 2025, and the procurement method being employed is open through a dynamic market facilitated by a Dynamic Purchasing System. Relevant stakeholders include YTL Construction (UK) Ltd., YTL Infrastructure (UK) Ltd., and YTL Plant & Fleet Solutions (UK) Ltd., among others. There is no participation fee required, and interested suppliers need to register via the Wessex Water BravoSolution portal.

This tender offers substantial opportunities for businesses specialising in process engineering, safety consultancy, and safety-critical maintenance, particularly those with expertise in handling hazardous materials and explosive atmospheres. Suppliers with capabilities in technical inspection and testing, gas detection systems, and DSEAR risk assessments are especially well-suited to participate. Small and medium-sized enterprises (SMEs) with innovative solutions in these areas can leverage the dynamic market approach to establish long-term collaborations with Wessex Water and its partners. Access to high-value consultancy work in the emerging biogas and energy sectors presents multiple avenues for business growth.

Find more tenders on our Open Data Platform.
How relevant is this notice?

D3 Tenders Premium

Win More Public Sector Contracts

AI-powered tender discovery, pipeline management, and market intelligence — everything you need to grow your public sector business.

Notice Title

Dynamic Market for Process Safety Consulting & Maintenance

Notice Description

Wessex Water has five sites with the capability for biomethane gas production through anaerobic digestion (and in some cases food waste) with the ability for gas exportation off site. This entails consultancy and maintenance work more traditionally found in the gas / energy sector rather than the water sector. We're seeking suppliers with the relevant expertise to support our requirements in these areas: * Lot 1: Process Engineering & Process Safety Consultancy * Lot 2: DSEAR / Safety Critical Maintenance

Lot Information

Process Engineering & Process Safety Consultancy

This Lot will create a pool of suitably qualified suppliers that will be invited to bid for consultancy work in the following areas (non-exhaustive): * Formal Process Safety Assessment Studies (FPSA), Hazard Identification (HAZID), Hazard & Operability Study (HAZOP), Layer of Protection Analysis (LOPA), Human Factor Studies, Quantitative Risk Assessment (QRA), Functional Safety (1-5) stages, Occupied Building Risk Assessment (OBRA, Failure Mode & Effects Analysis (FMEA) * Gas detection systems (including location) * Consequence Modelling * Dangerous Substances & Explosive Atmosphere Regulations (DSEAR) risk assessments * Review/update Hazardous Area classification (HAC) * Hazardous Area Drawings (HACs) * High pressure gas pipework design including TD/12 * Process design requirements including propane, methanol, oxygen, biogas, chlorine, and pyrolysis * Plant performance diagnosis * Gas bag and flare systems * Biomethane injection

DSEAR / Safety Critical Maintenance

This Lot will create a pool of suitably qualified suppliers that will be invited to bid for consultancy work in the following areas (non-exhaustive): * ATEX (Explosive Atmospheres) Equipment & SR/25 Modification Assessment * Working in DSEAR zones * Dangerous substances & Explosive Atmosphere Regulations (DSEAR) risk assessments * Detailed/update P&ID drawings, detailed GA Drawings, Plant Layout drawings * Gas quality sampling and monitoring * Routine inspections of ATEX equipment * LEV/MEV-Ventilation systems review * Review Gas detection system

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-055759
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/036688-2025
Current Stage
Tender
All Stages
Tender

Procurement Classification

Notice Type
UK13 - Dynamic Market Intention Notice
Procurement Type
Dynamic
Procurement Category
Services
Procurement Method
Open
Procurement Method Details
Dynamic market
Tender Suitability
SME
Awardee Scale
Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions

45 - Construction work

50 - Repair and maintenance services

71 - Architectural, construction, engineering and inspection services


CPV Codes

45259000 - Repair and maintenance of plant

50000000 - Repair and maintenance services

71317000 - Hazard protection and control consultancy services

71323000 - Engineering-design services for industrial process and production

71621000 - Technical analysis or consultancy services

71630000 - Technical inspection and testing services

Notice Value(s)

Tender Value
Not specified
Lots Value
Not specified
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
2 Jul 20257 months ago
Submission Deadline
Not specified
Future Notice Date
Not specified
Award Date
Not specified
Contract Period
Not specified - Not specified
Recurrence
Not specified

Notice Status

Tender Status
Active
Lots Status
Active
Awards Status
Not Specified
Contracts Status
Not Specified

Contracting Authority (Buyer)

Main Buyer
WESSEX WATER SERVICES LTD
Additional Buyers

YTL CONSTRUCTION (UK) LIMITED

YTL INFRASTRUCTURE (UK) LIMITED

YTL PLANT AND FLEET SOLUTIONS (UK) LIMITED

Contact Name
Jim Stevens
Contact Email
eprocurement@ytlgroup.co.uk
Contact Phone
Not specified

Buyer Location

Locality
BATH
Postcode
BA2 7WW
Post Town
Bath
Country
England

Major Region (ITL 1)
TLK South West (England)
Basic Region (ITL 2)
TLK5 West of England
Small Region (ITL 3)
TLK52 Bath & North East Somerset and South Gloucestershire
Delivery Location
TLK South West (England)

Local Authority
Bath and North East Somerset
Electoral Ward
Combe Down
Westminster Constituency
Bath

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

Download

The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts.

{
    "tag": [
        "compiled"
    ],
    "id": "ocds-h6vhtk-055759-2025-07-02T10:58:31+01:00",
    "date": "2025-07-02T10:58:31+01:00",
    "ocid": "ocds-h6vhtk-055759",
    "initiationType": "tender",
    "parties": [
        {
            "id": "GB-COH-2366648",
            "name": "Wessex Water Services Ltd",
            "identifier": {
                "scheme": "GB-COH",
                "id": "2366648"
            },
            "additionalIdentifiers": [
                {
                    "scheme": "GB-PPON",
                    "id": "PPVH-1185-WPZP"
                }
            ],
            "address": {
                "streetAddress": "Claverton Down",
                "locality": "Bath",
                "postalCode": "BA2 7WW",
                "country": "GB",
                "countryName": "United Kingdom",
                "region": "UKK12"
            },
            "contactPoint": {
                "name": "Jim Stevens",
                "email": "eprocurement@ytlgroup.co.uk"
            },
            "roles": [
                "buyer"
            ],
            "details": {
                "url": "http://wessexwater.co.uk",
                "classifications": [
                    {
                        "scheme": "UK_CA_TYPE",
                        "id": "privateUtility",
                        "description": "Private utility"
                    }
                ]
            }
        },
        {
            "id": "GB-COH-14897501",
            "name": "YTL CONSTRUCTION (UK) LIMITED",
            "identifier": {
                "scheme": "GB-COH",
                "id": "14897501"
            },
            "additionalIdentifiers": [
                {
                    "scheme": "GB-PPON",
                    "id": "PDTX-1969-LHCP"
                }
            ],
            "address": {
                "streetAddress": "Operations Centre Claverton Down Road",
                "locality": "Bath",
                "postalCode": "BA2 7WW",
                "country": "GB",
                "countryName": "United Kingdom",
                "region": "UKK12"
            },
            "contactPoint": {
                "email": "eprocurement@ytlgroup.co.uk"
            },
            "roles": [
                "buyer"
            ],
            "details": {
                "classifications": [
                    {
                        "scheme": "UK_CA_TYPE",
                        "id": "privateUtility",
                        "description": "Private utility"
                    }
                ]
            }
        },
        {
            "id": "GB-COH-15881749",
            "name": "YTL INFRASTRUCTURE (UK) LIMITED",
            "identifier": {
                "scheme": "GB-COH",
                "id": "15881749"
            },
            "additionalIdentifiers": [
                {
                    "scheme": "GB-PPON",
                    "id": "PMQL-5154-JBDL"
                }
            ],
            "address": {
                "streetAddress": "Operations Centre Claverton Down Road",
                "locality": "Bath",
                "postalCode": "BA2 7WW",
                "country": "GB",
                "countryName": "United Kingdom",
                "region": "UKK12"
            },
            "contactPoint": {
                "email": "eprocurement@ytlgroup.co.uk"
            },
            "roles": [
                "buyer"
            ],
            "details": {
                "classifications": [
                    {
                        "scheme": "UK_CA_TYPE",
                        "id": "privateUtility",
                        "description": "Private utility"
                    }
                ]
            }
        },
        {
            "id": "GB-COH-15881830",
            "name": "YTL PLANT AND FLEET SOLUTIONS (UK) LIMITED",
            "identifier": {
                "scheme": "GB-COH",
                "id": "15881830"
            },
            "additionalIdentifiers": [
                {
                    "scheme": "GB-PPON",
                    "id": "PMVT-6629-ZYYQ"
                }
            ],
            "address": {
                "streetAddress": "Operations Centre Claverton Down Road",
                "locality": "Bath",
                "postalCode": "BA2 7WW",
                "country": "GB",
                "countryName": "United Kingdom",
                "region": "UKK12"
            },
            "contactPoint": {
                "email": "eprocurement@ytlgroup.co.uk"
            },
            "roles": [
                "buyer"
            ],
            "details": {
                "classifications": [
                    {
                        "scheme": "UK_CA_TYPE",
                        "id": "privateUtility",
                        "description": "Private utility"
                    }
                ]
            }
        },
        {
            "id": "GB-PPON-PDTX-1969-LHCP",
            "name": "YTL CONSTRUCTION (UK) LIMITED",
            "identifier": {
                "scheme": "GB-PPON",
                "id": "PDTX-1969-LHCP"
            },
            "address": {
                "streetAddress": "Operations Centre Claverton Down Road",
                "locality": "Bath",
                "postalCode": "BA2 7WW",
                "country": "GB",
                "countryName": "United Kingdom",
                "region": "UKK12"
            },
            "contactPoint": {
                "email": "eprocurement@ytlgroup.co.uk"
            },
            "roles": [
                "procuringEntity",
                "processContactPoint"
            ],
            "roleDetails": "Central procurement function"
        }
    ],
    "buyer": {
        "id": "GB-COH-2366648",
        "name": "Wessex Water Services Ltd"
    },
    "tender": {
        "id": "UDM.1",
        "legalBasis": {
            "id": "2023/54",
            "scheme": "UKPGA",
            "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents"
        },
        "title": "Dynamic Market for Process Safety Consulting & Maintenance",
        "description": "Wessex Water has five sites with the capability for biomethane gas production through anaerobic digestion (and in some cases food waste) with the ability for gas exportation off site. This entails consultancy and maintenance work more traditionally found in the gas / energy sector rather than the water sector. We're seeking suppliers with the relevant expertise to support our requirements in these areas: * Lot 1: Process Engineering & Process Safety Consultancy * Lot 2: DSEAR / Safety Critical Maintenance",
        "status": "active",
        "items": [
            {
                "id": "Lot 1",
                "additionalClassifications": [
                    {
                        "scheme": "CPV",
                        "id": "71317000",
                        "description": "Hazard protection and control consultancy services"
                    },
                    {
                        "scheme": "CPV",
                        "id": "71323000",
                        "description": "Engineering-design services for industrial process and production"
                    },
                    {
                        "scheme": "CPV",
                        "id": "71621000",
                        "description": "Technical analysis or consultancy services"
                    }
                ],
                "deliveryAddresses": [
                    {
                        "region": "UKK",
                        "country": "GB",
                        "countryName": "United Kingdom"
                    }
                ],
                "relatedLot": "Lot 1"
            },
            {
                "id": "Lot 2",
                "additionalClassifications": [
                    {
                        "scheme": "CPV",
                        "id": "45259000",
                        "description": "Repair and maintenance of plant"
                    },
                    {
                        "scheme": "CPV",
                        "id": "50000000",
                        "description": "Repair and maintenance services"
                    },
                    {
                        "scheme": "CPV",
                        "id": "71630000",
                        "description": "Technical inspection and testing services"
                    }
                ],
                "deliveryAddresses": [
                    {
                        "region": "UKK",
                        "country": "GB",
                        "countryName": "United Kingdom"
                    }
                ],
                "relatedLot": "Lot 2"
            }
        ],
        "procurementMethod": "open",
        "procurementMethodDetails": "Dynamic market",
        "mainProcurementCategory": "services",
        "specialRegime": [
            "utilities"
        ],
        "coveredBy": [
            "GPA"
        ],
        "participationFees": [
            {
                "id": "ocds-h6vhtk-055759",
                "type": [
                    "submission"
                ],
                "description": "None"
            }
        ],
        "techniques": {
            "hasDynamicPurchasingSystem": true,
            "dynamicPurchasingSystem": {
                "status": "pending"
            },
            "frameworkAgreement": {
                "buyerCategories": "Wessex Water Services Ltd., YTL Construction (UK) Ltd., YTL Infrastructure (UK) Ltd., YTL Plant & Fleet Solutions (UK) Ltd.",
                "period": {
                    "startDate": "2025-08-08T23:59:59+01:00"
                },
                "type": "open",
                "buyerClassificationRestrictions": [
                    {
                        "id": "utilities"
                    }
                ],
                "buyerLocationRestrictions": [
                    {
                        "gazetteer": {
                            "scheme": "GB-ITL",
                            "identifiers": [
                                "UKK12"
                            ]
                        }
                    }
                ]
            }
        },
        "submissionMethodDetails": "Bidders must register on https://wessexwater.bravosolution.co.uk. An account must be created and successfully assessed as 'Registration Criteria Met' as the first step in qualifying for the Dynamic Market. Access to the PQQ is then possible where bidders can complete their application.",
        "submissionTerms": {
            "electronicSubmissionPolicy": "allowed"
        },
        "lots": [
            {
                "id": "Lot 1",
                "title": "Process Engineering & Process Safety Consultancy",
                "description": "This Lot will create a pool of suitably qualified suppliers that will be invited to bid for consultancy work in the following areas (non-exhaustive): * Formal Process Safety Assessment Studies (FPSA), Hazard Identification (HAZID), Hazard & Operability Study (HAZOP), Layer of Protection Analysis (LOPA), Human Factor Studies, Quantitative Risk Assessment (QRA), Functional Safety (1-5) stages, Occupied Building Risk Assessment (OBRA, Failure Mode & Effects Analysis (FMEA) * Gas detection systems (including location) * Consequence Modelling * Dangerous Substances & Explosive Atmosphere Regulations (DSEAR) risk assessments * Review/update Hazardous Area classification (HAC) * Hazardous Area Drawings (HACs) * High pressure gas pipework design including TD/12 * Process design requirements including propane, methanol, oxygen, biogas, chlorine, and pyrolysis * Plant performance diagnosis * Gas bag and flare systems * Biomethane injection",
                "status": "active",
                "selectionCriteria": {
                    "criteria": [
                        {
                            "type": "economic",
                            "description": "As described in the PQQ documents and Jaggaer / Bravo onboarding process.",
                            "verificationMethod": "As described in the PQQ documents and Jaggaer / Bravo onboarding process."
                        },
                        {
                            "type": "technical",
                            "description": "Full details of requirements are listed in the PQQ documents, but include technical expertise in gas / biogas / toxic gas and the application of: - Inherently safer design ISrD - Identification of major accident hazards - Application and demonstration of ALARP, for example expertise in the following areas: Functional Safety IEC 61508 and 61511 and Machinery Safety BS13849",
                            "verificationMethod": "Responses will be assessed by suitably experienced staff."
                        }
                    ]
                },
                "suitability": {
                    "sme": true
                }
            },
            {
                "id": "Lot 2",
                "title": "DSEAR / Safety Critical Maintenance",
                "description": "This Lot will create a pool of suitably qualified suppliers that will be invited to bid for consultancy work in the following areas (non-exhaustive): * ATEX (Explosive Atmospheres) Equipment & SR/25 Modification Assessment * Working in DSEAR zones * Dangerous substances & Explosive Atmosphere Regulations (DSEAR) risk assessments * Detailed/update P&ID drawings, detailed GA Drawings, Plant Layout drawings * Gas quality sampling and monitoring * Routine inspections of ATEX equipment * LEV/MEV-Ventilation systems review * Review Gas detection system",
                "status": "active",
                "selectionCriteria": {
                    "criteria": [
                        {
                            "type": "economic",
                            "description": "As described in the PQQ documents and Jaggaer / Bravo onboarding process.",
                            "verificationMethod": "As described in the PQQ documents and Jaggaer / Bravo onboarding process."
                        },
                        {
                            "type": "technical",
                            "description": "Full details of requirements are listed in the PQQ documents, but include technical expertise in gas / biogas / toxic gas in the context of DSEAR and safety critical maintenance.",
                            "verificationMethod": "Responses will be assessed by suitably experienced staff."
                        }
                    ]
                },
                "suitability": {
                    "sme": true
                }
            }
        ],
        "documents": [
            {
                "id": "conflictOfInterest",
                "documentType": "conflictOfInterest",
                "description": "Not published"
            },
            {
                "id": "036688-2025",
                "documentType": "tenderNotice",
                "noticeType": "UK13",
                "description": "Dynamic market intention notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/036688-2025",
                "datePublished": "2025-07-02T10:58:31+01:00",
                "format": "text/html"
            }
        ],
        "communication": {
            "futureNoticeRecipients": "Members only"
        },
        "tenderPeriod": {
            "durationInDays": "1e9999"
        }
    },
    "language": "en"
}